using System;
using Cysharp.Threading.Tasks;
using Stary.Evo.InformationSave;
using UnityEngine;
using YooAsset;

namespace Stary.Evo
{
    public class LoadResState : AbstractFSMIState
    {
        public GameObject mainPrefab;

        public LoadResState(IFsmSystem system) : base(system)
        {
        }


        public override  UniTask OnEnterAsync()
        {
            return UniTask.CompletedTask;
        }

        public override UniTask OnEnterAsync<T>(T param)
        {
            return UniTask.CompletedTask;
        }

        public override async UniTask OnEnterAsync<T1, T2>(T1 param1, T2 param2)
        {
            Debug.Log("加载资源...");
            DomainConfig domainConfig = param1 as DomainConfig;
            Type type = param2 as Type;
            var package = YooAssets.GetPackage(domainConfig.domain);

            // 加载热更资源
            var loadOperation = package.LoadAssetAsync<GameObject>(domainConfig.mainPrefab);

            await loadOperation;
            if (loadOperation.Status == EOperationStatus.Succeed)
            {
                mainPrefab = loadOperation.InstantiateSync();
                LocalTransformInfo info = mainPrefab.GetComponentInChildren<LocalTransformInfo>();
                FsmLoadSystem fsmLoadSystem = FsmSystem as FsmLoadSystem;

                if (fsmLoadSystem.GetOpenDomainType() == OpenDomainType.DEFAULT)
                {
                    info.Switch(0);
                }
                else   if (fsmLoadSystem.GetOpenDomainType() == OpenDomainType.VIOICE)
                {
                    info.Switch(1);
                }
                if (mainPrefab != null)
                {
                    DomainBase hotfixInstance = mainPrefab.GetComponent(type) as DomainBase;
                    if (hotfixInstance == null)
                    {
                        hotfixInstance = mainPrefab.AddComponent(type) as DomainBase;
                    }

                    hotfixInstance.DomainName = domainConfig.domain;
                    if (hotfixInstance == null)
                    {
                        Debug.LogError($"热更类{type.Name}实例创建失败！必须继承MonoBehaviour");
                        return;
                    }


                    // 原有调用逻辑修改为使用实例
                    hotfixInstance.OnEnter("");
                    hotfixInstance.OnEnterAsync("");
                }
            }
        }

        public override void OnUpdate()
        {
            base.OnUpdate();
        }



        public override async UniTask OnExitAsync()
        {
            Debug.Log("UnityEvo:Domain退出...");
            DomainBase domainBase = mainPrefab.GetComponent<DomainBase>();
            domainBase.OnExit();
            await domainBase.OnExitAsync();
            GameObject.Destroy(domainBase.gameObject);
        }
    }
}